Home / 30,633,673.10-42,274,469.07-16,882,637.42

Finding the Fourth Proportional to 30,633,673.10, 42,274,469.07 and 16,882,637.42

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Solution

The fourth proportional to 30,633,673.10, 42,274,469.07 and 16,882,637.42 is: 23,298,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,633,673.10 : 42,274,469.07 = 16,882,637.42 : x
  2. Step 2: Convert to fraction form
    30,633,673.10/42,274,469.07 = 16,882,637.42/x
  3. Step 3: Cross multiply
    30,633,673.10x = 42,274,469.07 × 16,882,637.42
  4. Step 4: Simplify right side
    30,633,673.10x = 713,704,533,431,814.62
  5. Step 5: Solve for x
    x = 713,704,533,431,814.62/30,633,673.10
  6. Step 6: Final answer
    x = 23,298,039.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.